Blk 9 Boon Keng Rd
Completed 2011 · 40 storeys · 238 flats · 83 years 07 months remaining · 109 resale transactions on record · dbsss on the record
40 storeys · completed 2011
What the record shows
A 5-room here sold for $1,521,000 in Jul 2026. The same flat type in this block averaged $1,006,439 in 2020 - a gain of $514,561 - about $235 a day while the owner slept.
In this block, 5-room flats from floor 27 up have sold for a median of $1,270,444 - $105,444 more than floors 13 and below, same flat type, same block.
This block crosses 60 years remaining in 2050 - the line where CPF usage rules begin tightening for buyers. In Kallang/Whampoa over the last two years, flats below that line sold at a median 37% below their younger neighbours' PSF (849 sales).
Across Kallang/Whampoa, roughly 411 flats in newly-completed blocks reach the end of MOP between 2026 and 2028 - new sellers entering this market.
Rent check
What flats in this block actually rented for in the last 12 months - official approvals, not listings. If you’re quoted much more, you have a number to negotiate with.
| Type | Block median | Range | Kallang/Whampoa median | Gross yield | Rented |
|---|---|---|---|---|---|
| 3-ROOM | $3,300/mo | $3,300–$3,300 | $3,000/mo | - | 1 |
| 4-ROOM | $4,400/mo | $4,300–$4,600 | $3,800/mo | - | 3 |
| 5-ROOM | $4,700/mo | $3,150–$5,200 | $4,088/mo | - | 6 |
Price trend
median PSF by year · ━ this block · ╌ Kallang/Whampoa · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 57 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 30
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jul 2026 | 5 ROOM | 16 to 18 | 119 | $1,521,000 | $1,187 | 83y 07m |
| Jun 2026 | 3 ROOM | 04 to 06 | 69 | $770,000 | $1,037 | 83y 08m |
| Jun 2026 | 5 ROOM | 13 to 15 | 107 | $1,300,000 | $1,129 | 83y 08m |
| May 2026 | 4 ROOM | 16 to 18 | 94 | $1,030,000 | $1,018 | 83y 09m |
| Jan 2026 | 5 ROOM | 13 to 15 | 107 | $1,300,000 | $1,129 | 84y 01m |
| Jan 2026 | 4 ROOM | 13 to 15 | 95 | $1,085,000 | $1,061 | 84y 01m |
| Jan 2026 | 5 ROOM | 10 to 12 | 119 | $1,480,000 | $1,155 | 84y 01m |
| Dec 2025 | 5 ROOM | 22 to 24 | 119 | $1,470,000 | $1,148 | 84y 02m |
| Dec 2025 | 5 ROOM | 31 to 33 | 109 | $1,420,000 | $1,210 | 84y 02m |
| Aug 2025 | 5 ROOM | 34 to 36 | 109 | $1,366,000 | $1,164 | 84y 06m |
| Aug 2025 | 5 ROOM | 16 to 18 | 107 | $1,292,000 | $1,122 | 84y 05m |
| Jul 2025 | 5 ROOM | 16 to 18 | 109 | $1,300,000 | $1,108 | 84y 07m |
| Jul 2025 | 5 ROOM | 16 to 18 | 117 | $1,200,000 | $953 | 84y 07m |
| Jun 2025 | 5 ROOM | 13 to 15 | 109 | $1,270,000 | $1,082 | 84y 08m |
| May 2025 | 5 ROOM | 22 to 24 | 119 | $1,490,000 | $1,163 | 84y 10m |
| Apr 2025 | 5 ROOM | 07 to 09 | 109 | $1,250,000 | $1,065 | 84y 10m |
| Feb 2025 | 5 ROOM | 04 to 06 | 113 | $1,268,000 | $1,042 | 85y |
| Jan 2025 | 5 ROOM | 07 to 09 | 115 | $1,165,000 | $941 | 85y 02m |
| Dec 2024 | 4 ROOM | 34 to 36 | 95 | $1,108,000 | $1,084 | 85y 02m |
| Oct 2024 | 5 ROOM | 37 to 39 | 117 | $1,390,000 | $1,104 | 85y 04m |
| Sept 2024 | 4 ROOM | 22 to 24 | 95 | $1,088,000 | $1,064 | 85y 05m |
| Sept 2024 | 5 ROOM | 37 to 39 | 109 | $1,300,000 | $1,108 | 85y 05m |
| Jun 2024 | 5 ROOM | 37 to 39 | 107 | $1,308,000 | $1,136 | 85y 08m |
| Apr 2024 | 4 ROOM | 34 to 36 | 94 | $1,050,000 | $1,038 | 85y 10m |
| Dec 2023 | 5 ROOM | 10 to 12 | 107 | $1,025,000 | $890 | 86y 02m |
| Nov 2023 | 5 ROOM | 19 to 21 | 107 | $1,030,000 | $894 | 86y 03m |
| Aug 2023 | 5 ROOM | 07 to 09 | 107 | $985,000 | $855 | 86y 06m |
| Jun 2023 | 5 ROOM | 22 to 24 | 107 | $947,000 | $822 | 86y 08m |
| May 2023 | 5 ROOM | 13 to 15 | 117 | $1,238,888 | $984 | 86y 10m |
| Apr 2023 | 4 ROOM | 25 to 27 | 95 | $1,010,000 | $988 | 86y 10m |
The neighbourhood
What sits around this address - distances computed from official OneMap and LTA records.
Around this block
The nearest blocks by actual distance - street names are postal artifacts, so true neighbours often sit on a different road. Price gaps are median-vs-median on the flat type both blocks actually trade.
5-room median $55k above this block · 10 vs 17 sales
4-room median $58k below this block · 12 vs 4 sales
5-room median $50k above this block · 11 vs 17 sales
4-room median $230k below this block · 4 vs 4 sales
4-room median $167k below this block · 7 vs 4 sales
4-room median $22k above this block · 12 vs 4 sales
Condos nearby
Grounded in this block’s own resale record, trend and lease - ask away.